Acetylcholine
n. 乙酰胆碱\\n[化] 乙酰胆碱
🗣️ 情景例句
There are many natural catastroophes occurring in nature.
自然界里有很多自然灾害发生。
My cousin is a member of a riding club, He seems riding.
我的表兄是一个骑马俱乐部成员，他似乎很喜欢骑马。
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。